improved error mesages
diff --git a/src/mesa/shader/shaderobjects.c b/src/mesa/shader/shaderobjects.c
index c7a1cec..da4d5c8 100644
--- a/src/mesa/shader/shaderobjects.c
+++ b/src/mesa/shader/shaderobjects.c
@@ -307,14 +307,14 @@
FLUSH_VERTICES(ctx, _NEW_PROGRAM);
if (programObj != 0) {
- GET_PROGRAM(pro, programObj, "glUseProgramObjectARB");
+ GET_PROGRAM(pro, programObj, "glUseProgramObjectARB(program)");
if (pro == NULL)
return;
if ((**pro).GetLinkStatus(pro) == GL_FALSE) {
RELEASE_PROGRAM(pro);
- _mesa_error(ctx, GL_INVALID_OPERATION, "glUseProgramObjectARB");
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glUseProgramObjectARB(not linked)");
return;
}